We design and develop electronics for measurement, testing, control, data acquisition, etc. applications. Printed Circuit Boards Designed:
- Strain Gage Signal Conditioner Board
- Load Cell Signal Conditioner Board
- LVDT Signal Conditioner Board
- Control Panel Board for UTMs with Microcontroller, Hydraulic &
- Electromechanical
- Analog Signal Control Board with DAC & Voltage Reference
- Control Board with Motion Control Processor & Encoder Signal Conditioning
- Signal Integrity
- Susceptibility to Noise and Electromagnetic Interference
- Use of Bypass capacitors to filter interference signals
- Signal return path
- Duplication of closed loops is avoided
- Signal Multiplexing
- Length, width and impedance of lines for analog and digital signals
- Combination or isolation of common, (AGND, DGND, GND, etc.), to avoid common impedances
- Frequency and Bandwidth
- Isolation of power, power, signal and control lines
- Tolerances
- Temperature coefficients of resistances and circuits in general
- Heat dissipation
- Galvanic action
- Considerations of parasitic impedance, capacitance or inductance when needed
- Load impedance and variations in load
- Etc.
- Passive elements: resistors, potentiometers, capacitors, inductors, of all types,
- TTL, CMOS,
- Diodes, Zener diodes, Schottky,
- BJT's, Darlington, MOSFET, optocouplers,
- OpAmps, InAmps,
- Regulators, adjustable regulators, references,
- Bus controllers, memories, microcontrollers,
- ADCs, DACs, inverters,
- Relays,
- Etc.